二苯并呋喃-水合-2-二磺酸

二苯并呋喃-水合-2-二磺酸

Dibenzo[b,d]furan-2-sulfonic acid

83863-63-2

C12H8O4S

248.25500

75.89000

3.91350

248.01400

144-145°C

1.52 g/cm3

2932999099

R34

S26-S36/37/39

品名, 成分含量, 用途

2932999099. 其他仅含氧杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%